| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/09/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/05/13 | Initial statement of beneficial ownership of securities |
|
1 | ||
| 04/02/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/20/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/15/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/05/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/01/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/26/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/26/13 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/26/13 | Statement of changes in beneficial ownership of securities |
|
2 |